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An a eratus for feeding pulverixed coal, water end an additive in a wettype &I miIl to obtain a raw slurry, and screening the raw slurry to remove the large grains, mixing the treated slurry with water and a second additive in a line mixer to give a highly-concentrated coal aqueous slurry. 96lOl262
Apparatur and method for manufacturing coal tlssiancd to) Kawasaki Heavy Ind Ltd, JAP. Pat.
JP.O7,126,667, May i995:
The apparatus corn rises means for ball milling of coal feeds with water to form an aqueous 8 wry for screening the aqueous slurry to separate large P grams, monitoring water content, the weight of coat feed, water flow and dispersant weight means for controlling the coal slurry viscosity et e predetcrmlncd level, and means for optimixmg the amount of dispersaut supply based on the feedback signal from the monitors.
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An a eratus for feeding pulverixed coal, water end an additive in a wettype &I miIl to obtain a raw slurry, and screening the raw slurry to remove the large grains, mixing the treated slurry with water and a second additive in a line mixer to give a highly-concentrated coal aqueous slurry. 96lOl262
most recent laboratory and field studies on the utilization of Illinois fluidized bed and pulverized coal combustion byproducts for highway materials. 02/01310 Trace.and major element pollution originating from coal ash suspension end transport processes
QSL technology provided the basis for the new lead smelter, which started operation from May 1992 at Onsan Refinery of Korea Zinc Co.. Ltd. The smelter is designed to treat not only various types of lead concentrates hut also secondary materials coming from the zinc plant without special pretreatmen